Home / 144,176.34-198,955.11-86,098.62

Finding the Fourth Proportional to 144,176.34, 198,955.11 and 86,098.62

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Solution

The fourth proportional to 144,176.34, 198,955.11 and 86,098.62 is: 118,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,176.34 : 198,955.11 = 86,098.62 : x
  2. Step 2: Convert to fraction form
    144,176.34/198,955.11 = 86,098.62/x
  3. Step 3: Cross multiply
    144,176.34x = 198,955.11 × 86,098.62
  4. Step 4: Simplify right side
    144,176.34x = 17,129,760,412.95
  5. Step 5: Solve for x
    x = 17,129,760,412.95/144,176.34
  6. Step 6: Final answer
    x = 118,811.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.